Keluarga ikan paru yang lebih modern.

Referensi :
Clack, J. A. 2002. Gaining Ground: The Origin and Evolution of Tetrapods. Bloomington, Ind: Indiana University Press. ISBN 0253340543.
Nelson, J. S. 2006. Fishes of the World, 4th edition. Hoboken, NJ: John Wiley & Sons. ISBN 0471250317

Summber gambar : http://www.newworldencyclopedia.org/entry/Lungfish

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